71b149b3f7
There is no need to pinmux the UART so early in the kernel. Move it to the board init. This will also allow to finally move the gpio driver to platform device/driver. Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
165 lines
4.2 KiB
C
165 lines
4.2 KiB
C
/*
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* linux/arch/arm/mach-at91/board-carmeva.c
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*
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* Copyright (c) 2005 Peer Georgi
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* Conitec Datasystems
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/types.h>
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#include <linux/gpio.h>
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#include <linux/init.h>
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#include <linux/mm.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <asm/setup.h>
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#include <asm/mach-types.h>
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#include <asm/irq.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/irq.h>
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#include <mach/hardware.h>
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#include <mach/board.h>
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#include "generic.h"
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static void __init carmeva_init_early(void)
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{
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/* Initialize processor: 20.000 MHz crystal */
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at91_initialize(20000000);
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}
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static struct macb_platform_data __initdata carmeva_eth_data = {
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.phy_irq_pin = AT91_PIN_PC4,
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.is_rmii = 1,
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};
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static struct at91_usbh_data __initdata carmeva_usbh_data = {
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.ports = 2,
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.vbus_pin = {-EINVAL, -EINVAL},
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.overcurrent_pin= {-EINVAL, -EINVAL},
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};
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static struct at91_udc_data __initdata carmeva_udc_data = {
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.vbus_pin = AT91_PIN_PD12,
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.pullup_pin = AT91_PIN_PD9,
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};
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/* FIXME: user dependent */
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// static struct at91_cf_data __initdata carmeva_cf_data = {
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// .det_pin = AT91_PIN_PB0,
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// .rst_pin = AT91_PIN_PC5,
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// .irq_pin = -EINVAL,
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// .vcc_pin = -EINVAL,
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// };
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static struct at91_mmc_data __initdata carmeva_mmc_data = {
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.slot_b = 0,
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.wire4 = 1,
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.det_pin = AT91_PIN_PB10,
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.wp_pin = AT91_PIN_PC14,
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.vcc_pin = -EINVAL,
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};
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static struct spi_board_info carmeva_spi_devices[] = {
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{ /* DataFlash chip */
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.modalias = "mtd_dataflash",
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.chip_select = 0,
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.max_speed_hz = 10 * 1000 * 1000,
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},
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{ /* User accessible spi - cs1 (250KHz) */
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.modalias = "spi-cs1",
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.chip_select = 1,
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.max_speed_hz = 250 * 1000,
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},
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{ /* User accessible spi - cs2 (1MHz) */
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.modalias = "spi-cs2",
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.chip_select = 2,
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.max_speed_hz = 1 * 1000 * 1000,
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},
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{ /* User accessible spi - cs3 (10MHz) */
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.modalias = "spi-cs3",
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.chip_select = 3,
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.max_speed_hz = 10 * 1000 * 1000,
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},
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};
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static struct gpio_led carmeva_leds[] = {
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{ /* "user led 1", LED9 */
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.name = "led9",
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.gpio = AT91_PIN_PA21,
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.active_low = 1,
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.default_trigger = "heartbeat",
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},
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{ /* "user led 2", LED10 */
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.name = "led10",
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.gpio = AT91_PIN_PA25,
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.active_low = 1,
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},
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{ /* "user led 3", LED11 */
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.name = "led11",
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.gpio = AT91_PIN_PA26,
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.active_low = 1,
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},
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{ /* "user led 4", LED12 */
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.name = "led12",
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.gpio = AT91_PIN_PA18,
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.active_low = 1,
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}
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};
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static void __init carmeva_board_init(void)
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{
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/* Serial */
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/* DBGU on ttyS0. (Rx & Tx only) */
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at91_register_uart(0, 0, 0);
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/* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
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at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
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| ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
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| ATMEL_UART_RI);
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at91_add_device_serial();
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/* Ethernet */
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at91_add_device_eth(&carmeva_eth_data);
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/* USB Host */
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at91_add_device_usbh(&carmeva_usbh_data);
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/* USB Device */
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at91_add_device_udc(&carmeva_udc_data);
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/* I2C */
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at91_add_device_i2c(NULL, 0);
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/* SPI */
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at91_add_device_spi(carmeva_spi_devices, ARRAY_SIZE(carmeva_spi_devices));
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/* Compact Flash */
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// at91_add_device_cf(&carmeva_cf_data);
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/* MMC */
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at91_add_device_mmc(0, &carmeva_mmc_data);
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/* LEDs */
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at91_gpio_leds(carmeva_leds, ARRAY_SIZE(carmeva_leds));
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}
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MACHINE_START(CARMEVA, "Carmeva")
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/* Maintainer: Conitec Datasystems */
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.timer = &at91rm9200_timer,
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.map_io = at91_map_io,
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.init_early = carmeva_init_early,
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.init_irq = at91_init_irq_default,
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.init_machine = carmeva_board_init,
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MACHINE_END
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